Detroit DD15 GHG14 (2014-16) Fault Code: SPN 520280 FMI 7 (MCM) Mismatch in Jake Brake Controller Area Network

DESCRIPTION:
Mismatch in jake brake request controller area network matrix between motor control module and common powertrain controller.
Reprogram motor control module (MCM) and common powertrain controller (CPC) with the latest software release.

NOTE: Program the MCM2.1 and CPC4 with the latest software release.